Prasad, D. V. V. N. D., Nagamalleswari , Y., & Raju, N. K. B. (2018). Pronephros in Sheep (Ovis aries). International Journal of Livestock Research, 8(11), 300–305. Retrieved from http://ijlr.org/ojs_journal/index.php/ijlr/article/view/1522